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Finding the Fourth Proportional to 3,676.68, 5,072.48 and 2,350.98

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Solution

The fourth proportional to 3,676.68, 5,072.48 and 2,350.98 is: 3,243.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.68 : 5,072.48 = 2,350.98 : x
  2. Step 2: Convert to fraction form
    3,676.68/5,072.48 = 2,350.98/x
  3. Step 3: Cross multiply
    3,676.68x = 5,072.48 × 2,350.98
  4. Step 4: Simplify right side
    3,676.68x = 11,925,299.03
  5. Step 5: Solve for x
    x = 11,925,299.03/3,676.68
  6. Step 6: Final answer
    x = 3,243.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.